1154430152 has 24 divisors (see below), whose sum is σ = 2299377810. Its totient is φ = 543260160.

The previous prime is 1154430143. The next prime is 1154430161. The reversal of 1154430152 is 2510344511.

It is an interprime number because it is at equal distance from previous prime (1154430143) and next prime (1154430161).

It can be written as a sum of positive squares in 3 ways, for example, as 1106626756 + 47803396 = 33266^2 + 6914^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 247349 + ... + 251972.

Almost surely, 2^1154430152 is an apocalyptic number.

It is an amenable number.

1154430152 is a deficient number, since it is larger than the sum of its proper divisors (1144947658).

1154430152 is a wasteful number, since it uses less digits than its factorization.

1154430152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499361 (or 499340 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1154430152 is about 33976.9061569767. The cubic root of 1154430152 is about 1049.0331695862.

Adding to 1154430152 its reverse (2510344511), we get a palindrome (3664774663).

The spelling of 1154430152 in words is "one billion, one hundred fifty-four million, four hundred thirty thousand, one hundred fifty-two".